Finding the Fourth Proportional to 102,024.69, 140,753.61 and 58,996.23

Step by Step Solution

1. Step 1: Write the proportion equation
   102,024.69 : 140,753.61 = 58,996.23 : x
2. Step 2: Convert to fraction form
   102,024.69/140,753.61 = 58,996.23/x
3. Step 3: Cross multiply
   102,024.69x = 140,753.61 × 58,996.23
4. Step 4: Simplify right side
   102,024.69x = 8,303,932,348.89
5. Step 5: Solve for x
   x = 8,303,932,348.89/102,024.69
6. Step 6: Final answer
   x = 81,391.40